#!/bin/bash

set -e
set -u
set -o pipefail

DISTS="jessie
stretch
buster
unstable
"
LATEST=buster
BASENAME=bitnami/minideb
GCR_BASENAME=gcr.io/bitnami-containers/minideb
QUAY_BASENAME=quay.io/bitnami/minideb

if [ -n "${DOCKER_PASSWORD:-}" ]; then
    docker login -u "$DOCKER_USERNAME" -p "$DOCKER_PASSWORD"
fi

if [ -n "${QUAY_PASSWORD:-}" ]; then
    docker login -u "$QUAY_USERNAME" -p "$QUAY_PASSWORD" quay.io
fi

if [ -n "${GCR_KEY:-}" ]; then
    gcloud auth activate-service-account "$GCR_EMAIL" --key-file <(echo "$GCR_KEY")
fi

ENABLE_DOCKER_CONTENT_TRUST=0
if [ -n "${DOCKER_CONTENT_TRUST_REPOSITORY_PASSPHRASE:-}" ] && [ -n "${DOCKER_CONTENT_TRUST_REPOSITORY_KEY:-}" ]; then
    tmpdir=$(mktemp -d)
    (cd "${tmpdir}" && bash -c 'echo -n "${DOCKER_CONTENT_TRUST_REPOSITORY_KEY}" | base64 -d > key')
    chmod 400 "${tmpdir}/key"
    docker trust key load "${tmpdir}/key"
    rm -rf "${tmpdir}"
    export ENABLE_DOCKER_CONTENT_TRUST=1
fi

push() {
    local dist="$1"
    DOCKER_CONTENT_TRUST=${ENABLE_DOCKER_CONTENT_TRUST} docker push "${BASENAME}:${dist}"
    docker push "${QUAY_BASENAME}:${dist}"
    gcloud docker -- push "${GCR_BASENAME}:${dist}"
}

for DIST in $DISTS; do
    docker tag "${BASENAME}:${DIST}" "${QUAY_BASENAME}:${DIST}"
    docker tag "${BASENAME}:${DIST}" "${GCR_BASENAME}:${DIST}"
    push "$DIST"
done

docker tag "${BASENAME}:${LATEST}" "${BASENAME}:latest"
docker tag "${QUAY_BASENAME}:${LATEST}" "${QUAY_BASENAME}:latest"
docker tag "${GCR_BASENAME}:${LATEST}" "${GCR_BASENAME}:latest"

push latest

# Create and merge a PR to update minideb-extras
CIRCLE_CI_FUNCTIONS_URL=${CIRCLE_CI_FUNCTIONS_URL:-https://raw.githubusercontent.com/bitnami/test-infra/master/circle/functions}
# sc can't follow source as it is a remote file
# shellcheck disable=SC1090
source <(curl -sSL "$CIRCLE_CI_FUNCTIONS_URL")
for DIST in $DISTS; do
    # Use '.RepoDigests 0' for getting Dockerhub repo digest as it was the first pushed
    DIST_REPO_DIGEST=$(docker image inspect --format '{{index .RepoDigests 0}}' "${BASENAME}:${DIST}")
    update_minideb_derived "https://github.com/bitnami/minideb-runtimes" "$DIST" "$DIST_REPO_DIGEST"
done
